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Table 2 Multivariable Cox regression for propensity-score matched (PSM) dataset

From: Long-term effects of neoadjuvant radiotherapy, adjuvant radiotherapy, and chemotherapy-only on survival of locally advanced non-small cell lung Cancer undergoing surgery: a propensity-matched analysis

Variable Cancer-Specific mortality All-cause mortality
HR (95% CI) p-value HR (95% CI) p-value
Age 1.01 (1.00, 1.02) 0.0027 1.02 (1.01, 1.02) <.0001
Sex
 Male Ref.   Ref.  
 Female 0.86 (0.73, 1.02) 0.0781 0.82 (0.70, 0.96) 0.0108
Race
 White Ref.   Ref.  
 Black 0.88 (0.68, 1.14) 0.3278 0.88 (0.69, 1.11) 0.2748
 Others 0.96 (0.72, 1.27) 0.7764 0.95 (0.73, 1.24) 0.7033
Grade
 I/ II Ref.   Ref.  
 III/ IV 1.28 (1.07, 1.52) 0.0066 1.26 (1.07, 1.49) 0.0052
 Unknown 0.83 (0.61, 1.11) 0.2023 0.82 (0.62, 1.08) 0.1509
Histology
 Adenocarcinoma Ref.   Ref.  
 Squamous cell 0.82 (0.67, 1.00) 0.0503 0.85 (0.70, 1.03) 0.0928
 Others 0.88 (0.73, 1.06) 0.1743 0.93 (0.78, 1.11) 0.4148
T classification
 T1 Ref.   Ref.  
 T2 1.27 (1.00, 1.60) 0.0476 1.26 (1.01, 1.56) 0.0375
 T3 1.64 (1.20, 2.24) 0.0020 1.49 (1.11, 2.00) 0.0082
 T4 1.34 (1.01, 1.78) 0.0444 1.24 (0.95, 1.63) 0.1121
N classification
 N0/N1 Ref.   Ref.  
 N2/N3 1.50 (1.17, 1.92) 0.0014 1.38 (1.09, 1.74) 0.0065
Extent of Surgery
 Lobectomy or Bilobectomy Ref.   Ref.  
 Pneumectomy 1.16 (0.94, 1.43) 0.1593 1.15 (0.95, 1.40) 0.1585
Treatment regimen
 Neoadjuvant RT Ref.   Ref.  
 Adjuvant RT 1.10 (0.90, 1.35) 0.3689 1.16 (0.96, 1.40) 0.1273
 Surgery + Chemotherapy-Only 1.12 (0.93, 1.35) 0.2382 1.18 (0.99, 1.41) 0.0653
  1. HR Hazard Ratio